brittlestar vs Arraia

Amphiura filiformis compared with Hypanus americanus

Key Differences

• brittlestar is Least Concern while Arraia is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Equinoderme)	Chordata (cordados)
Class	Ophiuroidea (Ophiuroidea)	Elasmobranchii
Order	Amphilepidida (Amphilepidida)	Myliobatiformes (Myliobatiformes)
Family	Amphiuridae	Dasyatidae
Genus	Amphiura	Hypanus
Species	Amphiura filiformis	Hypanus americanus

Evolutionary Relationship

brittlestar and Arraia share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Arraia

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Arraia

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.